hci0: Type: Primary Bus: USB BD Address: XX:XX:XX:XX:XX:XX ACL MTU: 1021:8 SCO MTU: 255:16 UP RUNNING RX bytes:1334 acl:0 sco:0 events:140 errors:0 TX bytes:25481 acl:0 sco:0 commands:140 errors:0 Features: 0xff 0xff 0xff 0xfe 0xdb 0xfd 0x7b 0x87 Packet type: DM1 DM3 DM5 DH1 DH3 DH5 HV1 HV2 HV3 Link policy: RSWITCH HOLD SNIFF PARK Link mode: SLAVE ACCEPT Name: XXXXXXXXXXXXXXX Class: 0x1c010c Service Classes: Rendering, Capturing, Object Transfer Device Class: Computer, Laptop HCI Version: 4.2 (0x8) Revision: 0xab6b LMP Version: 4.2 (0x8) Subversion: 0x705c Manufacturer: Realtek Semiconductor Corporation (93)